, a business-owner, sought the help of a friend to find out which employees were likely to be loyal and honest if hired. The friend examined the bumps on the heads of all applicants and gave Sam a list of the employees he should hire. Sam's friend is a

The most likely theories for the cause of mental disorders involve

a. biological systems only. b. psychological systems only. c. social systems only. d. interactions involving biological, psychological, and social systems.

What term do we use for the tendency to rely too heavily on past experience in solving problems?

a) rigidity b) stagnation c) availability heuristic d) problem representation